diff --git a/src/backend/jit/llvm/llvmjit_deform.c b/src/backend/jit/llvm/llvmjit_deform.c
index 4111bf0a54b..0719675d5b8 100644
--- a/src/backend/jit/llvm/llvmjit_deform.c
+++ b/src/backend/jit/llvm/llvmjit_deform.c
@@ -249,9 +249,11 @@ slot_compile_deform(LLVMJitContext *context, TupleDesc desc,
 							"maxatt");
 
 	v_hoff =
-		l_load_struct_gep(b, v_tuplep,
-						  FIELDNO_HEAPTUPLEHEADERDATA_HOFF,
-						  "t_hoff");
+		LLVMBuildZExt(b,
+					  l_load_struct_gep(b, v_tuplep,
+										FIELDNO_HEAPTUPLEHEADERDATA_HOFF,
+										""),
+					  LLVMInt32Type(), "t_hoff");
 
 	v_tupdata_base =
 		LLVMBuildGEP(b,